Foldable wooden cabinet

ABSTRACT

A foldable wooden cabinet having a rectangular front frame formed by narrow board member only, the left and right sideboards hinged to the front frame so as to be swinged inwardly, a rear side board inserted between the end portions of the left and right sideboards, a table board with a top board hinged thereto or a top board mounted on the upper ends of the sideboards and the front frame, and the binding devices fastening the rear sideboard to the left and right sideboards and the table board or the top board to the sideboards and the front frame. When, after the binding devices being released, the table board or the top board is removed from the sideboard and the front frame, and the rear sideboard from the end portions of the left and right sideboards, the left and right sideboards is folded, laying one over another, on the inside of the front frame.

United States Patent [72] Inventors Ynsuhlro Yamawaki N0. 35,Chihaya-eho, 1-chome,Toshlmaku, Tokyo; 1 Toyojl Osada, No. 18-12,Kaijln-cho, 2- Chome, Funabashi-shi, Chiba, both of Japan [21] Appl. No.767,135 [22] Filed Oct. 14, 1968 [45] Patented June 8, 1971 [32]Priority Oct. 30, 1967 1 JIP [31] 43-21,643

[S4] FOLDABLE WOODEN CABINET 10 Claims, 16 Drawing Figs.

[52] 11.8. C1. 312/258 [51] Int. A47b 43/00 [50] Field ofSearch 312/257,257 SK, 263, 258; 24/270 [56] References Cited UNITED STATES PATENTS122,179 12/1871 Lawrence et al. 312/258 Primary Examiner-James T. McCallAttorney-Beveridge & De Grandi ABSTRACT: A foldable wooden cabinethaving a rectangular front frame formed by narrow board member only, theleft and right sideboards hinged to the front frame so as to be swingedinwardly, a rear side board inserted between the end portions of theleft and right sideboards, a table board with a top board hinged theretoor a top board mounted on the upper ends of the sideboards and the frontframe, and thebinding devices fastening the rear sideboard to the leftand right sideboards and the table board or the top board to thesideboards and the front frame. When, after the binding devices beingreleased, the table board or the top board is removed from the sideboardand the front frame, and the rear sideboard from the end portions of theleft and right sideboards, the left and right sideboards is folded,laying one over another, on the inside of the front frame.

PATENTEI] JUN s |97l 3583; 781

sum 1 0F 6 INVENTORS:

YAsumRo YAMA WA m firm/1 OsAM Y qimsaa wm PATENIED JUN 81911 3583781 sum2 or 6 INVENTORS! YAS u IIIRO YAMA wmt I 73ml: Osn 0A m s 71 WPATENTED'JUN 8 I97] SHEEI l 0F 6 3/0? INVENTORS- YAs uH/Ro Yum munATTEKNEYS CSAAA BBY PATENTEDJUN man 3583781 SHEET 5 BF 6 YASUHIRQYAnAwA-m 757ml: OSAOA INVENTORS'- FOLDABLE WOODEN CABINET The inventionrelates to a foldable wooden cabinet, which is composed of boards andcapable of being folded and assembled easily, and more particularly to afoldable wooden cabinet, wherein the left and right sideboards arehinged to a rectangular front frame formed by upright narrow boardmembers confronting with each other on the left and right sides, a boardcrossmember or board crossmembers connecting both upright board memberswith each other, so as to be folded, laying one over another, on theinside thereof, and a rear sideboard is inserted removably between bothrear ends of the left and right sideboards, and a table board or topboard is mounted removably on the upper ends of all the sideboards andthe front frame, while the rear sideboard is rigidly joined with bindingdevices to the right and left sideboards and the table board or topboard similarly to the front frame and the sideboards, so as to becapable of disjoining.

An object of the invention is to provide a foldable wooden cabinet,which is capable of being disjoined, folded and assembled easily andpromptly without using any tool and the bulk of which is minimized byfolding for the convenience of transport or storing.

Another object of the invention is to provide a foldable wooden cabinet,wherein the right and left sideboards may be laid upon one another andfolded into a comparatively flat shape convenient for packing.

A further object of the invention is to provide a foldable woodencabinet which can be manufactured simply and at a low cost inconsequence of assembling of boards only.

A still further object of the invention is to provide a foldable woodencabinet having an excellent strength and little warping.

The exact nature of the invention as well as other objects andadvantages thereof will become apparent from consideration of thedetailed specification referring to the accompanying drawings, in whichseveral of various possible embodiments of the invention areillustrated:

FIGS. 1-6, inclusive, show an embodiment applied to a box-type cabinetfor a sewing machine;

FIG. 1 is a perspective view of the cabinet;

FIG. 2 is a perspective view of a table board with a top board foldedthereon of the same cabinet, viewed from the underside thereof;

FIG. 3 is an enlarged perspective view of a set of conventional bindingdevices;

FIG. 4 is an enlarged horizontal sectional view taken on the line 4-4 ofFIG. 1;

FIG. 5 is an enlarged exploded perspective view of the same cabinetwherefrom the table board with the top board is removed;

FIG. 6 is a perspective view of the same cabinet in the folded state;

FIGS. 7-10, inclusive, show another embodiment applied to a box-typecabinet, with several drawers on the right side, for a sewing machine;

FIG. 7 is a perspective view of the same cabinet;

FIG. 8 is a perspective view of a table board with the top board foldedthereon of the same cabinet, viewed from the underside thereof;

FIG. 9 is an enlarged horizontal sectional view taken on the line 9-9 ofFIG. 7;

FIG. 10 is a perspective view of the same cabinet in the folded state;

FIGS. 11 and 12 show a further embodiment applied to a console-typecabinet for a sewing machine;

FIG. 11 is a perspective view of the same cabinet;

FIG. 12 is an enlarged horizontal sectional view taken on the line 12-12of FIG. 11;

FIGS. 13-16, inclusive, show a still further embodiment applied to adesk-type cabinet;

FIG. 13 is a perspective view of the same cabinet;

FIG. 14 is a perspective view ofthe same partly disjoined;

FIG. 15 is an enlarged horizontal sectional view taken on the line 15-15ofFlG. 13;

FIG. 16 is a perspective view of the same in the folded state.

Similar reference characters designate corresponding parts throughoutthe several figures of the drawings.

Referring to FIGS. 1-6, inclusive, 1 designates a rectangular frontframe wherein both ends of a vertical board crossmember 3 ofaconsiderable width are mortised respectively to the upper insides of thefront portions of two upright narrow board members 2 and 2a of the samethickness and size confronting in parallel with each other on the rightand left sides, while both ends of a horizontal board crossmember 4respectively to the lower insides of the upright board members 2 and 2a,where the vertical board crossmember 3 and the horizontal boardcrossmember 4 have the same thickness as that of the upright boardmembers 2 and 2a, the width of the horizontal board crossmember 4 beingthe same as that of the latter 2 and 2a.

The left leaf 5a of a folding front door 5 is attached with hinges 6 and6' to the left upright board member 2, while the right leaf 5b of thesame door 5 with hinges 6a and 6'0 to the right upright board member 2a,so that both leaves 511 and 5b may swing open outwardly and make a flatfront side when closed.

A reinforcing narrow board member 7 is vertically attached by anyadhesive agent to both insides of the left upright board member 2 andthe vertical board crossmember 3 in the corner formed by them, thereinforcing board member 7 having the same thickness as that of theupright board member 2 and such a width that the rear surface of thereinforcing board member 7 may make a plane with the rear surface of theleft upright board member 2.

Similarly, a reinforcing board member 7a is vertically attached to bothinsides of the right upright board member 2a and the vertical boardcrossmember 3 in the corner formed by them, the thickness of thereinforcing board member 7a being the same as that of the reinforcingboard member 7 and the width of the former 70 approximately thrice thatof the latter 7.

The front end of a left sideboard 8 having the same thickness and heightas those of the left upright board member 2 and a width smaller thanthat of the frame I abuts to the rear surface of the left upright boardmember 2 connecting with hinges 9 the left sideboard 8 with thereinforcing board member 7 so as to be folded inwardly.

Similarly, the front end of the right sideboard 8a having the samethickness and height as those of the right upright board member 2a andthe same width as that of the left sideboard 8 abuts to the rear surfaceof the right upright board member 2a connecting with hinges 9a a portionreceding from the front end of the right sideboard 8a with thereinforcing board member 7a so as to be folded inwardly.

To the inside of the rear end portion of the left sideboard 8, areinforcing narrow board member 10 having the approximately samethickness and height as those of the left sideboard 8 and the same widthas that of the reinforcing board member 7, is attached vertically bymeans of any adhesive agent.

Similarly, to the inside of the rear end portion of the right sideboard8a, another reinforcing board member 10a having the same dimensions asthose of the reinforcing board member 10, is attached vertically bymeans of any adhesive agent.

Furthermore, a doubling board member 11, the rear end whereof isbevelled at an angle of 45 and abuts to the front surface of thereinforcing board member 10 to make a groove of V-like shape in crosssection, is attached vertically by means of any adhesive agent to theinside of the rear end portion of the left sideboard 8, while a similardoubling board member 11a is attached similarly to the inside of therear end portion of the right sideboard 8a.

A bottom board I2, having the 'width equal to or less than the distancebetween the reinforcing board member 7 and the doubling board member 11,and the length equal to the distance between the right and leftsideboards 8 and 8a, which is less than the distance from the lower endof the reinforcing board member 7 to the level of the same board I2 inthe horizontal position, is attached with hinges l3 and 13a to theinside lower portion of the left sideboard 8 so as to swing upwardly tobe folded thereon, the right front corner of the same board 12 being cutaway corresponding to the cross-sectional shape and area of thereinforcing board member 7a.

A rather thin rear sideboard M of a rectangular shape, having the widthslightly less than the distance between the right and left reinforcingboard members It) and 10a, and the height equal to that of the sideboard8 or 80, is attached by means of i any adhesive agent to a rectangularrear frame formed by the adhesive connection of a plurality ofhorizontal narrow board members 16, 16a and 16b with the left and rightvertical narrow board members and 15a the outer ends whereof arebevelled at an angle of 45 so as to be fitted removably into the V-likeshaped grooves as disclosed in the above.

A set of conventional binding devices 17, as shown in FIG. 3, consistsof a hook l8 and a clasp 19 having a ring for interlocking with the hookR8. The hook 18 is secured to each of the doubling members 11 and lla,while the clasp 19 to each of the right and left vertical member 15a and15 of the rear frame, so that the rear frame with a rear sideboard maybe rigidly fastened to both doubling members 11 and 11a when insertedbetween the latter.

FIG. 2 shows a table board 21 to which a top board is attached withhinges 22 and 22a so as to be folded and unfolded. The table board 21has an opening Zia which is shaped in two overlapped rectangles of thesame size properly displaced along either of coinciding diagonals andprovided with an approximately rectangular plate 24 hinged to the rearedge in order to support a sewing machine head (not shown in thedrawings) and another L-shaped 24a hinged swingably upward only to thefront edge in order to sustain the plate 24 loaded in the horizontalposition.

Several clasps 19 are secured to the insides adjacent to the upper endsof the right and left sideboards 8 and 8a, the vertical boarderossmember 3 and the upper horizontal narrow board member 16, while thehooks R8 of the same number as that of the clasps 19 to the under sideof the front, left, right and rear edge portions of the table board 21in the positions corresponding to those of the clasps 19 so that thetable board 21 with the top board 20 may be rigidly fastened with thebinding devices 17 in position, when mounted on the upper ends of thesideboard and the frames, as shown in F IG. 1.

The lower ends of the front frame 1, the left and right sideboards 8 and8a, and the rear frame are provided with resting foots 26, 27, 27a and26a (not shown in the drawings) respectively.

Moreover, if required, ornamental vertical lines 28 and 28a resembled toa seam of junction are engraved on the outsides of the left and rightsideboards in the positions corresponding to that of the junction seamsbetween the left upright board member 2 and the left sideboard 8, andbetween the right upright board member 2a and the right sideboard 8arespectively.

Referring to FlGS. 7l0, inclusive, showing another embodiment in abox-type cabinet, having drawers, for a sewing machine, the width of theupright board member 2a of the front frame 1 is approximately equal tothe sum of the width of the left upright board member 2 and thethickness thereof, and a vertical doubling board member 32a of the samethickness as that of the upright board member 2a is joined by means ofhinges 9a to the rear end of the same member 2a so that the leftsideboard 8a, to the inside whereof a doubling board member 32 is firmlyattached by means of any adhesive agent to the outer surface of thedoubling member 32a and which forms a drawer casing 29 together with theouter right sideboard 2911, a backing board 2% and several shelves 290,may be folded inwardly. The drawer casing 29 incases conventionallydrawers 30, 30a, 30b and 30c arranged vertically in four stages.

In this embodiment, the front door 5, having one leaf only, is attachedwith three hinges 6, 6a and 6b to the left upright board member 2 so asto swing open outwardly.

Furthermore, as shown in H68. 7 and 8, the length of the table board 21is slightly longer than the distance between the outside of the leftsideboard 8 and that of the outer right sideboard 29a of the drawercasing 29, while the top board 20 to cover the table board 21 iscomposed of the longer portion 20a hinged to the table board 20 andapproximately equal to the distance between the outsides of the left andright sideboards 8 and 8a, and the shorter portion 20b hinged to thelonger portion 20a and approximately equal to the distance between theoutsides of the right sideboard 8a and the outer right sideboard 29.

Referring to FIGS. 11 and 12, showing a further embodiment in aconsole-type cabinet for a sewing machine, the front frame 11 isconstructed in a manner wherein vertical reinforcing board members 31and 31a are mortised respectively to the upper insides of the frontportions of the upright narrow board members 2 and 2a confronting inparallel with each other on the left and right sides to make the frontlegs of L- shaped cross section, where the reinforcing narrow boardmembers 3i and 31a have the same thickness and height as the uprightboard members 2 and 2a have and are narrower than the same. Both ends ofthe vertical board erossmember 3 of a considerable width and a thicknessless than that of the upright board member 2 or 2a arefixed respectivelyto the insides of the upright board member 2 and the reinforcing boardmember 31 in the corner formed thereby, and of another upright boardmember 2a and another reinforcing board member 31a in the comer formedthereby.

A reinforcing board member 7, having the same thickness as that of theupright board member 2, the same width as the distance between the rearsurfaces of the vertical board crossmember 3 and the upright boardmember 2, and the same height as that of the vertical board erossmember3, is firmly attached to the insides of the upright board member 2 andthe vertical board erossmember 3 in the corner formed thereby. The frontend of the left sideboard 8 having the same thickness and height asthose of the vertical board crossmember 3 is brought into contact withthe rear surface of the upright board member 2, and the left rear legcomposed of a upright board member 33 and a reinforcing board member 10respectively and symmetrically corresponding to the upright board member2 and the vertical reinforcing board member 31 of the left front leg isfirmly attached to the rear end of the left sideboard 8. A doublingboard member 32, which has the same thickness as that of the reinforcingboard member 7 and is firmly attached to the inside of the front endportion of the left sideboard 8, is joined with hinges 9 to the rearside of the reinforcing board member 7 so as to be folded inwardlytogether with the left sideboard 8.

Similarly, a reinforcing board member 7a adequately broader than thereinforcing board member 7 is firmly attached to the insides of theupright board member 2a and the vertical board erossmember 3 in thecomer formed thereby. The front end of the right sideboard having thesame dimensions as those of the left sideboard 8 is brought into contactwith the rear surface of the upright board member 2a, and the right rearleg composed of a upright board member 33a and a reinforcing boardmember 10a respectively and symmetrically corresponding to the uprightboard member 2a and the reinforcing board member 31a of the right frontleg is firmly attached to the rear end of the right sideboard 8a. Adoubling board member 32a, which has the same dimensions as those of thedoubling board member 32 and is firmly attached to the inside of aportion receded from the front end of the right sideboard 8a, is joinedwith hinges 9a to the rear side of the reinforcing board member 70 so asto be folded inwardly to overlap the right sideboard 8a on the leftsideboard 8 having been folded.

The doubling board members 11 and 11a are attached firmly to the insidesof the joined portions of the left sideboard 8 and the left rear uprightboard member 33, and the right sideboard 8a and the rear upright boardmember 33a, while the rear ends of the doubling members 11 and 11a arebevelled at an angle of 45 to make V-like shaped grooves together withthe inner surfaces of the reinforcing board member 10 and Mia.

A rear sideboard 14 of the same thickness as that of the vertical boardcrossmember 3 is firmly provided with the left and right vertical boardmembers and 15a the outer ends whereof are bevelled at an angle of 45 soas to be fitted into the V-like shaped grooves as disclosed in the aboveto fasten the rear sideboard l4 detachably with binding devices 17 tothe left and right sideboards 8 and 8a.

The table board 21, supporting a sewing machine head, with a top boardhinged thereto is mounted on the legs and fixed in position with bindingdevices 17 similarly to other embodi ments.

Furthermore, the vertical board crossmember 3 is provided with arectangular opening having a receptacle 35 hinged with separable hinges36 and 36a to the lower edge portion so as to be swinged outwardly anddetached when the cabinet is folded.

Referring to FIGS. 13l6, inclusive, showing the embodiment in a desktype cabinet, the front frame 1 is formed by the left and right uprightnarrow board members 2 and 2a, which are confronting in parallel witheach other, the latter being shorter than the former, and the verticalboard crossmember 3.

In this embodiment, the left and right sideboards 8 and 8a of the samedimensions are shorter than the left upright board members 2 and 33 ofthe same dimensions serving respectively the purpose of the front andrear legs on the left side.

The right sideboard 8a is provided with the drawer casing 29, incasingfour drawers 30, a, 30b and 300 arranged vertically in stages, composedof the right sideboard 8a, the outer right sideboard 29a, the backingboard 29b and several shelves 29c supporting slidably the drawers 30,3a, 3b and 30c. A foot 36 consisting of a lateral vertical narrow boardis attached to the bottom of the drawer casing 29 to cause the latter 29to have the same height as that of the leg 2 or 33.

In this embodiment, any hinged front door is not provided and a narrowfootboard 37 is hinged with hinges 13 and 13a to the middle portion ofthe lower inside of the left sideboard 8 so as to swinged upward only tobe folded on the inside of the left sideboard 8.

Moreover, the height of the rear sideboard 14 is the same as that of thevertical board crossmember 3 and, therefore, the vertical narrow boardmembers 15 and 15a having respective bevelled outer ends are connectedby two crossmembers 16 and 16a only.

The top board 20' has not the table board 21 hinged thereto and issecurely fitted with several hooks 18 on the marginal portions of theunder side corresponding to several clasps 19 secured to the upperinsides of the upper crossmember 16, the vertical board crossmember 3and the left and right sideboards 8 and 80.

Accordingly, when the cabinet in accordance with the invention isrequired to be folded, the binding devices 17 fastening the table board21 with the top board 20 or the top board 20' without the table board 21to the front frame 1, the upper crossmember 16 attached to the rearsideboard 14, the left sideboard 8 and the right sideboard 8a or theouter right sideboard 29a are released to remove the table board 21 withthe top board 20 or the top board 20 without any table board, andthereafter the binding devices 17 fastening the rear verticalreinforcing board members 15 and 15a respectively to the verticaldoubling members 11 and 11a of the left and right sideboards 8 and 8aare released so that the left and right reinforcing members 15 and 15amay be pulled out of the V-like grooves upwardly together with the rearsideboard 14.

Then, after the bottom board or footboard 12 is folded on the inside ofthe left sideboard 8, and the left sideboard 8 is folded inwardlytogether with the bottom or footboard 12 to be laid upon the inside ofthe front frame 1, as indicated by a dot-dash line in FIGS. 4, 9, 12 and15, and further the right sideboard 8a or the same together with thedrawer casing 29 is folded inwardly to be laid upon the left sideboard 8having been folded, as indicated by another dot-dash line in the figuresaforesaid.

Finally, the rear sideboard 14 pulled out and the removed table board 21with the top board 20 folded thereon or the removed top board 20 arelaid upon any flat outside of the folded parts of the cabinet, as shownin FIGS. 6. 10 and 16.

As many changes could be made in the above constructions withoutdeparting from the scope of the invention, it is intended that allmatter contained in the above description or shown in the accompanyingdrawings shall be interpreted as illustrative and not in a limitingsense.

We claim:

1. A foldable structure for use as a table or cabinet capable ofsupporting an object such as a sewing machine; the structure comprisingin combination, a front frame, right and left hand side panels, meanshinging said side panels to opposite sides of said front frame at offsetlocations on said front frame for movement of the sideboard between anextended unfolded position extending rearwardly from the front frame anda collapsed folded position parallel to the front frame with one sidepanel extending along the inside of said front frame and the other sidepanel extending in overlapping fashion over a portion of said one sidepanel, said side panels having adjacent their rear vertical edges meansdefining channels extending vertically adjacent the rear vertical edgesof said side panels for slidably receiving opposite side portions of arear panel, a rear panel having opposite side portions received in saidchannels and having a shape matching the internal cross section of saidchannels, said rear panel being slidably removable from said side panelschannels, removable fastening means on said side panels and said rearpanel for releasably securing said side panels to said rear panel, a toppanel resting on upper edges of said side panels and said front frame,and releasable fastening means on said top panel and said side panelsfor releasably securing the top panel thereto in position for use.

2. The structure defined in claim 1 wherein the edges of said slideportions of the rear panel extend at an angle to the plane of the rearpanel and are complimentary to internal surfaces of said channels withwhich they engage.

3. The structure defined in claim 1 wherein all of said panels are madefrom wood, said side and rear panels being rectangular boards, said sidepanels when in their unfolded position extending generally at rightangles to said front and rear panels, said top panel also being arectangular board.

4. The structure defined in claim 3 wherein said channels on said sidepanels are formed by two pairs of wooden board members fixed to saidside panels in close relationship to each other to define said channels.

5. The structure defined in claim 4 including a pair of e1ongatedreinforcing boards fixed to the corners between said front frame andside panels and wherein said hinge means are fixed to said reinforcingboards.

6. The structure defined in claim 3 further including a bottom panelmade from a rectangular wooden board, and hinge means hinging saidbottom board to a lower portion of said one side panel for movementbetween an unfolded position extending generally at right angles fromsaid one side panel and a folded position lying against the insidesurface of said one side panel.

7. The structure defined in claim 1 wherein said side and rear panelsare rectangular in shape, and wherein there is further included, abottom rectangular panel and hinge means pivotally connecting saidbottom panel to said one side panel for movement between an unfoldedposition extending generally at right angles from said one side panel afolded position extending along the inside surface of said one sidepanel.

8. The structure defined in claim 1 wherein said front frame is formedby pairs of opposite side and end members forming a rectangular frameand wherein there is further included a pair of front doors having outersides hinged to said front frame for opening and closing access into theinterior of the structure.

9 The structure defined in claim 8 further including a drawer casingattached to the outside of said other side panel and containing aplurality of drawers slidably received, said drawer casing including thedrawers being movable with said posed relationship and in an unfoldedposition wherein the sections lie in coplanar position, the lowersection having an aperture therein and a plate projecting into theaperture below the top surface of the lower section for supporting asewing machine head.

1. A foldable structure for use as a table or cabinet capable ofsupporting an object such as a sewing machine; the structure comprisingin combination, a front frame, right and left hand side panels, meanshinging said side panels to opposite sides of said front frame at offsetlocations on said front frame for movement of the sideboard between anextended unfolded position extending rearwardly from the front frame anda collapsed folded position parallel to the front frame with one sidepanel extending along the inside of said front frame and the other sidepanel extending in overlapping fashion over a portion of said one sidepanel, said side panels having adjacent their rear vertical edges meansdefining channels extending vertically adjacent the rear vertical edgesof said side panels for slidably receiving opposite side portions of arear panel, a rear panel having opposite side portions received in saidchannels and having a shape matching the internal cross section of saidchannels, said rear panel being slidably removable from said side panelschannels, removable fastening means on said side panels and said rearpanel for releasably securing said side panels to said rear panel, a toppanel resting on upper edges of said side panels and said front frame,and releasable fastening means on said top panel and said side panelsfor releasably securing the top panel thereto in position for use. 2.The structure defined in claim 1 wherein the edges of said slideportions of the rear panel extend at an angle to the plane of the rearpanel and are complimentary to internal surfaces of said channels withwhich they engage.
 3. The structure defined in claim 1 wherein all ofsaid panels are made from wood, said side and rear panels beingrectangular boards, said side panels when in their unfolded positionextending generally at right angles to said front and rear panels, saidtop panel also being a rectangular board.
 4. The structure defined inclaim 3 wherein said channels on said side panels are formed by twopairs of wooden board members fixed to said side panels in closerelationship to each other to define said channels.
 5. The structuredefined in claim 4 including a pair of elongated reinforcing boardsfixed to the corners between said front frame and side panels andwherein said hinge means are fixed to said reinforcing boards.
 6. Thestructure defined in claim 3 further including a bottom panel made froma rectangular wooden board, and hinge means hinging said bottom board toa lower portion of said one side panel for movement between an unfoldedposition extending generally at right angles from said one side paneland a folded position lying against the inside surface of said one sidepanel.
 7. The structure defined in claim 1 wherein said side and rearpanels are rectangular in shape, and wherein there is further included,a bottom rectangular panel and hinge means pivotally connecting saidbottom panel to said one side panel for movement between an unfoldedposition extending generally at right angles from said one side panel afolded position extending along the inside surface of said one sidepanel.
 8. The structure defined in claim 1 wherein said front frame isformed by pairs of opposite side and end members forming a rectangularframe and wherein there is further included a pair of front doors havingouter sides hinged to said front frame for opening and closing accessinto the interior of the structure. 9 The structure defined in claim 8further including a drawer casing attached to the outside of said otherside panel and containing a plurality of drawers slidably received, saiddrawer casing including the drawers being movable with said other sidepanel between the folded and unfolded position of said other side panel.10. The structure defined in claim 7 wherein said top panel is formed intwo upper and lower sections having hinge means pivotallyinterconnecting the sections between a collapsed folded position whereinthe sections are in overlying superposed relationship and in an unfoldedposition wherein the sections lie in coplanar position, the lowersection having an aperture therein and a plate projecting into theaperture below the top surface of the lower section for supporting asewing machine head.